*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
a{
    text-decoration: none;
}
.top-nav{
    width: 100%;
    height: 50px;
    color: #aaa;
    font-size: 2rem;
    background-color: #f2f2f2;
    display: flex;
    justify-content: space-between;
    position: fixed;
    top: 0;
    left: 0;
}
.top-nav{
    vertical-align: middle;
}
.top-nav div span{
    font-size: 1rem;
    color: #777;
}
.top-nav div img{
    margin: 25% 0;
    width: 2rem;
    height: 2rem;
}
#log-in{
    width: 100%;
    height: 50px;
   line-height: 50px;
    background-color: #fff;
    display: flex;
    justify-content: space-between;
}
#log-in div:nth-child(1){
    padding-left: 15px;
}
#log-in div:nth-child(2) a{
    color: #777;
}
#noitems{
    width: 100%;
    height: 63px;
    padding: 0.5rem;
    line-height: 63px;
    font-size: 0.8rem;
    line-height: 47px;
    background-color: #ededed;
    display: flex;
    justify-content: space-around;
}
#noitems .noi-box{
    display: inline-block;
}
#noitems .noi-box div{
    display: inline-block;
}
#noitems .noi-box div:nth-child(1){
    background-image: url('./img/gwc-index3.png');
    background-size: 50px 50px;
    background-repeat: no-repeat;
    padding-left: 65px;
    padding-right: 1rem;
    color: #aaa;
}
#noitems .noi-box div:nth-child(2){
    padding: 0 0.4rem;
    line-height: 1.5rem;
    height: 1.5rem;
    border: 1px solid #aaa;
}
.HotSale img{
    width: 100%;
}
#commodity{
    height: 150rem;
    background-color: cornflowerblue;
    /* margin-bottom: 8rem; */
}
#commodity>div{
    display: inline-block;
}
#commodity .goods-item{
    background-color: #f3f3f3;
    width: 50%;
    height: 10%;
}
#commodity .goods-item img{
    width: 100%;
}
#commodity .goods-item1{
    float: left;
}
#commodity .goods-item2{
    float: right;
}
.commodity-information{
    padding: 0 0.3rem 0.3rem 0.8rem;
}
.commodity-information p{
    font-style: 1rem;
}
.commodity-information p:nth-child(2){
    color: #ff6700;
}